diff --git a/.pentadactylrc b/.pentadactylrc
--- a/.pentadactylrc
+++ b/.pentadactylrc
@@ -6,6 +6,7 @@ group user
 " colorscheme solarized-light
 
 " Firefox's tabs
+hi TabClose	display: none;
 hi TabNumber	color: #fff; margin: 0; padding-right: .3ex; text-shadow: #000 -1px 0 0, #000 0 1px 0, #000 1px 0 0, #000 0 -1px 0;
 
 set guioptions=bCrsn